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My Macbook Pro keeps freezing. Help!

Hi, I have a macbook pro mid 2010 model running OS X Lion 10.7.4 with 8GB of RAM (3rd party upgrade), 128 SSD. Up until about 3 weeks ago everything was running fine. Then one day the mac just froze and it's been doing it ever since on an irregular basis. Some days it will happen 10 times in one day, then it won't happen for 3 days.


Symptoms:

- The mac will freeze completely, no mouse, trackpad or keyboard input, if itunes is playing a song it will just hang and repeat the last 1/2 second of the song like a broken record. The only way out of this state is to do a hard reset.

- Occasionally I get some screen on startup that says I must hold down the power button to restart. It says this in about 5 different languages.

- Occasionally starting up the mac gets to the grey screen then doesn't move. Again I must do a hard reset.


Attempted Fixes:

- Booting up in safe mode does not fix the issue. It sometimes freezes in safe mode, or gets stuck on the grey screen.

- Apple Hardware Test - No issues found after running 3 times in extended mode.

- Verified/Repaired disks - Problem remains.

- Restored from a time machine backup. I didn't expect this to fix it, and it didn't.


If anyone has any ideas on what could be causing the issue, or any way to figure it out I am all ears.


Thanks,

Graham

MacBook Pro, Mac OS X (10.7.4)

Posted on May 21, 2012 8:09 PM

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Question marked as Best reply

Posted on May 21, 2012 10:11 PM

I think a #8 should cure the issue


but don't stop there, check the other steps too


Step by Step to fix your Mac

148 replies

Jun 2, 2012 7:13 AM in response to Gman001

Freezing solved (at least in my case).


Well, I was Ok for a few days than it started again, even worse. There was no pattern, sometimes it was Chrome, sometimes iCal, mail but nothing that I could point to. I started rolling back the whole film and the only change apart from 10.7.4 update was my new SSD. Previously I had 60GB OZC agility 3 than I upgraded to Crosair Force 102GB and that was the reason.


Tonight after 1 hour of waiting several freezes to go away I decided to give a try to my old HDD (not really old, 4-5 months). Using Carbon Copy I cloned my Crosair to OCZ and result was instant. Typically I would have a small freeze on login screen but not any more. I tested using several apps at the same time such is Chrome running flash video, Parallels with W8, mail, Skype, iCal, iTunes, Safari and there was no freezing.


If you don't use SSD please ignore my conclusion. After I discovered cause of my problems I found that it's quite common especially with Crosair SSD 😟


Good luck in your bug search.

Jun 3, 2012 2:45 AM in response to Gman001

Hmmm...


Same problem mentioned in this thread, with different solutions... I'll add mine!


My MacBook Pro (Mid-2010) was full of rubbish, but running fine with Lion 10.7.3. Today I downloaded Lion 10.7.4 put it on a USB stick and did a clean install.


After I'd installed Lion, I installed iLife '11 then did a Software Update. Everything was fine, so, next I installed Sophos. After a couple of restarts, I stated getting the spinning wheel and/or a complete freeze, then at the login screen the Mac told me I needed to turn it off.


I just wiped everything off and started again. This time I haven't installed Sophos and I haven't had a problem... yet... although after reading this thread, I'm worried about updating to 10.7.4...


Hopefully my problem was caused by Sophos 8 -- which I'll leave off for now...

Jun 4, 2012 8:12 PM in response to Gman001

Who would have thought that a company who produces so few models could write code that after a clean install of OS X Lion, & then the update, would cause such issues. I too am going back to Gingerbread & I wish I could backcharge Apple the $30 I spent. I'll be in the middle of surfing & my MBP will completely freeze or go into sleep mode & won't respond. Both of these issues required me to perform a hard reset. I sure wonder what is up with Apple.? Not only are we dealing with an "OS" that freezes but we have to live without some apps that didn't get included in "lion" & the Mobileme / iCloud account that I've had for years will now only sync with one other pc & I will lose the ability to sync my system preferences.

Jun 9, 2012 5:37 AM in response to Hamish B.

Guys,


I know how frustrating is and I can tell you how good is to be free of this issue since I put a new SDD. Since I found out that my SDD is the problem I did a bit of research and results are pretty bad. It seems that many SDD drives use the same controller that is famous of causing freezing not just for Mac users, Windows too. It's pathetic that non of the reviews say a word even thou is well know issue.


I don't think that everyone on this forum have SSD therefore can we make it clear who are SSD users.


Cheers

Jun 10, 2012 11:27 AM in response to DrChandra

HI there


I have been having a very similar issue over the past couple of weeks. Freezing after about an hour of usage or even left doing nothing (not even a screensaver).


MY MacBook pro is about 6 years old but I too have upgraded my hard drive to SSD (128gb Crucial drive). It has been running like a dream ever since I fitted it abut 6 months ago.


I have also upgraded the wireless card to a later N card. I have been so happy with these upgrades as they completely tansformed it's performance.


Anyhow I now seem to be suffering the same issue as the rest of you guys. I am going to contact Crucial tomorrow and see if they are aware of any issues.


I will keep you posted.


Thanks


Deane

My Macbook Pro keeps freezing. Help!

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